From: David Daney <[email protected]> Define a new symbol (ARCH_SUPPORTS_LIBUNWIND) in config/Makefile. Use this from x86 and MIPS to gate testing of libunwind.
Signed-off-by: David Daney <[email protected]> Cc: [email protected] Cc: Jiri Olsa <[email protected]> Cc: [email protected] Cc: Peter Zijlstra <[email protected]> Cc: Paul Mackerras <[email protected]> Cc: Ingo Molnar <[email protected]> Cc: Arnaldo Carvalho de Melo <[email protected]> Patchwork: https://patchwork.linux-mips.org/patch/5250/ Signed-off-by: Ralf Baechle <[email protected]> --- tools/perf/config/Makefile | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile index cc22408..0d0595e 100644 --- a/tools/perf/config/Makefile +++ b/tools/perf/config/Makefile @@ -27,19 +27,29 @@ ifeq ($(ARCH),x86) else LIBUNWIND_LIBS = -lunwind -lunwind-x86 endif + ARCH_SUPPORTS_LIBUNWIND := 1 NO_PERF_REGS := 0 endif ifeq ($(ARCH),arm) NO_PERF_REGS := 0 + ARCH_SUPPORTS_LIBUNWIND := 1 LIBUNWIND_LIBS = -lunwind -lunwind-arm endif ifeq ($(ARCH),arm64) NO_PERF_REGS := 0 + ARCH_SUPPORTS_LIBUNWIND := 1 LIBUNWIND_LIBS = -lunwind -lunwind-aarch64 endif +# Additional ARCH settings for MIPS +ifeq ($(ARCH),mips) + ARCH_SUPPORTS_LIBUNWIND := 1 + NO_PERF_REGS := 0 + LIBUNWIND_LIBS = -lunwind -lunwind-mips +endif + # So far there's only x86 and arm libdw unwind support merged in perf. # Disable it on all other architectures in case libdw unwind # support is detected in system. Add supported architectures -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
